ICD-10-CM Diagnosis Code (2025)
Official Description for Q07
Other congenital malformations of nervous system
Coding Notes & Guidelines for Q07
Excludes1: Not Coded Here
- Arnold-Chiari syndrome, type III (Q01.-)
- Arnold-Chiari syndrome, type IV (Q04.8)
Excludes2: Not Included Here
- congenital central alveolar hypoventilation syndrome (G47.35)
- familial dysautonomia [Riley-Day] (G90.1)
- neurofibromatosis (nonmalignant) (Q85.0-)
Inclusion Terms
Arnold-Chiari syndrome, type II
Inclusion Terms
- Agenesis of nerve
- Displacement of brachial plexus
- Jaw-winking syndrome
- Marcus Gunn's syndrome
Inclusion Terms
- Congenital anomaly NOS of nervous system
- Congenital deformity NOS of nervous system
- Congenital disease or lesion NOS of nervous system
Child Codes (More Specific Codes for Q07):
Q07.0 - Arnold-Chiari syndrome
Q07.00 - Arnold-Chiari syndrome without spina bifida or hydrocephalus
Q07.01 - Arnold-Chiari syndrome with spina bifida
Q07.02 - Arnold-Chiari syndrome with hydrocephalus
Q07.03 - Arnold-Chiari syndrome with spina bifida and hydrocephalus
Q07.8 - Other specified congenital malformations of nervous system
Q07.9 - Congenital malformation of nervous system, unspecified
About ICD-10-CM Code Q07 (Other congenital malformations of nervous system)
ICD-10-CM code Q07 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Q07 became effective on October 1, 2024.
This page provides detailed information about Q07 - Other congenital malformations of nervous system. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other congenital malformations of nervous system.